1271709505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{2081}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 1712503296

約数和(自身を除く): 440793791

約数列:

[1, 5, 11, 41, 55, 205, 271, 451, 1355, 2081, 2255, 2981, 10405, 11111, 14905, 22891, 55555, 85321, 114455, 122221, 426605, 563951, 611105, 938531, 2819755, 4692655, 6203461, 23121991, 31017305, 115609955, 254341901, 1271709505]

約数ペア:

[(1, 1271709505), (5, 254341901), (11, 115609955), (41, 31017305), (55, 23121991), (205, 6203461), (271, 4692655), (451, 2819755), (1355, 938531), (2081, 611105), (2255, 563951), (2981, 426605), (10405, 122221), (11111, 114455), (14905, 85321), (22891, 55555)]